header {
  height: 70px;
  border-bottom: solid 5px #329f9b;
  box-shadow: rgba(0, 0, 0, 0.1) 0 0 10px;
  .container {
    width: 1000px;
    margin: 0 auto;
    font-size: 16px;
    padding-top: 25px;
    .logo {
      float: left;
      margin-top: -2px;
      a {
        color: #0098af;
        font-size: 20px;
        font-weight: bold;
        margin-right: 10px;
      }
    }
    nav {
      float: left;
      a {
        padding: 0 10px;
        color: #999;
        font-weight: bold;
      }
    }
    .member {
      float: right;
      position: relative;
      &:hover {
        .member-menu {
          display: block;
        }
      }
      .member-menu {
        position: absolute;
        left: 0;
        top: 22px;
        background-color: #f3f3f3;
        border: solid 1px #dcdcdc;

        padding: 10px;
        width: 150px;
        border-radius: 5px;
        background: #fff;
        display: none;
        a {
          display: block;
          color: #999;
          margin-top: 10px;
          font-size: 15px;
          text-align: center;
        }
      }
    }
  }
}
